$751+ Cheap flights from Kansas City (MCI) to Sofia (SOF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/11. Fares are subject to change and may not be available on all flights or dates of travel.
MCI — SOF
Sep 16 — Sep 231
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Kansas City to Sofia with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Kansas City to Sofia
Cheapest
Best
Last-minute
Cheapest flights from Kansas City to SofiaExplore the most affordable flight options available from Kansas City to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
Explore the most affordable flight options available from Kansas City to Sofia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:13 pm -
2 stops22h 02m
Sun 10/46:20 am -
2 stops15h 58m
Deal found 8/15![United Airlines logo]()
$902
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:39 pm -
2 stops34h 01m
Sun 10/46:20 am -
2 stops17h 42m
Deal found 8/15![United Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:14 pm -
2 stops19h 26m
Sun 10/46:20 am -
2 stops15h 58m
Deal found 8/15![United Airlines logo]()
$932
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:39 pm -
2 stops21h 36m
Tue 9/156:10 am -
2 stops21h 22m
Deal found 8/13![Lufthansa logo]()
$937
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:20 pm -
2 stops47h 55m
Thu 10/86:30 am -
2 stops24h 05m
Deal found 8/12![United Airlines logo]()
$938
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:39 pm -
2 stops21h 36m
Fri 9/186:20 am -
2 stops15h 58m
Deal found 8/13![United Airlines logo]()
$949
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:35 pm -
2 stops16h 05m
Wed 9/96:10 am -
2 stops19h 33m
Deal found 8/15![United Airlines logo]()
$950
This KAYAK deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:10 pm -
2 stops27h 05m
Thu 9/36:30 am -
2 stops21h 02m
Deal found 8/15![Lufthansa logo]()
$954
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:39 pm -
2 stops21h 36m
Mon 9/1412:55 pm -
2 stops39h 39m
Deal found 8/13![United Airlines logo]()
$960
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:14 pm -
2 stops39h 41m
Thu 9/311:05 am -
2 stops18h 39m
Deal found 8/14![SWISS logo]()
$962
This Justfly.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:10 am -
2 stops27h 20m
Sat 10/36:20 am -
2 stops25h 39m
Deal found 8/13![Lufthansa logo]()
$964
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:39 pm -
2 stops17h 01m
Mon 9/142:20 pm -
2 stops31h 58m
Deal found 8/13![United Airlines logo]()
$969
Best flights from Kansas City to SofiaDiscover carefully curated flight deals from Kansas City to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
Discover carefully curated flight deals from Kansas City to Sofia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 17, 2026.
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/118:00 am -
2 stops21h 15m
Wed 1/136:25 am -
2 stops23h 42m
Deal found 8/16![United Airlines logo]()
$751
This FlightHub deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/612:10 pm -
2 stops22h 30m
Sat 10/36:20 am -
2 stops25h 39m
Deal found 8/12![Lufthansa logo]()
$997
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:20 pm -
2 stops47h 55m
Thu 10/86:30 am -
2 stops24h 05m
Deal found 8/14![United Airlines logo]()
$938
This KAYAK deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:39 pm -
2 stops17h 01m
Fri 9/186:20 am -
2 stops25h 39m
Deal found 8/13![Lufthansa logo]()
$1,004
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/306:36 pm -
2 stops20h 39m
Tue 9/156:10 am -
2 stops23h 37m
Deal found 8/14![United Airlines logo]()
$985
This United Airlines deal was found by Cheapflights users on 8/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:48 pm -
2 stops20h 52m
Sat 10/36:20 am -
2 stops25h 39m
Deal found 8/12![United Airlines logo]()
$992
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:39 pm -
2 stops21h 36m
Thu 9/176:10 am -
2 stops21h 22m
Deal found 8/13![United Airlines logo]()
$1,000
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/61:43 pm -
2 stops25h 32m
Sat 10/36:10 am -
2 stops25h 05m
Deal found 8/16![United Airlines logo]()
$1,010
Last-minute flights from Kansas City to SofiaDiscover last-minute flight deals from Kansas City to Sofia. Data last updated August 17, 2026 and is based on user searches.
Discover last-minute flight deals from Kansas City to Sofia. Data last updated August 17, 2026 and is based on user searches.
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/153:14 pm -
2 stops39h 41m
Wed 9/911:05 am -
2 stops18h 42m
Deal found 8/14![SWISS logo]()
$962
This United Airlines deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/166:35 pm -
2 stops16h 05m
Thu 9/36:10 am -
2 stops23h 34m
Deal found 8/14![United Airlines logo]()
$950
This KAYAK deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1812:10 pm -
2 stops27h 05m
Thu 9/36:30 am -
2 stops21h 02m
Deal found 8/15![Lufthansa logo]()
$954
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:39 pm -
2 stops21h 36m
Fri 9/186:20 am -
2 stops15h 58m
Deal found 8/13![United Airlines logo]()
$949
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/245:39 pm -
2 stops21h 36m
Mon 9/1412:55 pm -
2 stops39h 39m
Deal found 8/13![United Airlines logo]()
$960
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:39 pm -
2 stops21h 36m
Tue 9/156:10 am -
2 stops21h 22m
Deal found 8/13![Lufthansa logo]()
$937
This United Airlines deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:39 pm -
2 stops17h 01m
Mon 9/142:20 pm -
2 stops31h 58m
Deal found 8/13![United Airlines logo]()
$969
This oojo deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/275:39 pm -
2 stops17h 01m
Tue 9/156:10 am -
2 stops18h 02m
Deal found 8/14![Lufthansa logo]()
$971
This Justfly.com deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1111:10 am -
2 stops27h 20m
Sat 10/36:20 am -
2 stops25h 39m
Deal found 8/13![Lufthansa logo]()
$964
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:39 pm -
2 stops34h 01m
Sun 10/46:20 am -
2 stops17h 42m
Deal found 8/15![United Airlines logo]()
$928
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/135:13 pm -
2 stops22h 02m
Sun 10/46:20 am -
2 stops15h 58m
Deal found 8/15![United Airlines logo]()
$902
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:14 pm -
2 stops19h 26m
Sun 10/46:20 am -
2 stops15h 58m
Deal found 8/15![United Airlines logo]()
$932
Find flight deals from Kansas City to Sofia
Discover tips and strategies to find the most affordable flight options for your journey from Kansas City (MCI) to Sofia (SOF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $751 (United Airlines) |
Cheapflights Fare Finder
Customize your flight search to find flights from Kansas City to Sofia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
Use the filters below to find and compare flights from Kansas City to Sofia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Mon 1/11
8:00 am-1:15 pm
2 stops21h 15m
Sofia
Wed 1/13
6:25 am-10:07 pm
2 stops23h 42m
$751
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Thu 10/1
3:20 pm-11:15 pm
2 stops47h 55m
Sofia
Thu 10/8
6:30 am-10:35 pm
2 stops24h 05m
$938
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Sun 8/30
6:36 pm-11:15 pm
2 stops20h 39m
Sofia
Tue 9/15
6:10 am-9:47 pm
2 stops23h 37m
$985
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Sat 9/26
1:48 pm-6:40 pm
2 stops20h 52m
Sofia
Sat 10/3
6:20 am-11:59 pm
2 stops25h 39m
$992
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Sun 9/6
12:10 pm-6:40 pm
2 stops22h 30m
Sofia
Sat 10/3
6:20 am-11:59 pm
2 stops25h 39m
$997
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Thu 8/27
5:39 pm-11:15 pm
2 stops21h 36m
Sofia
Thu 9/17
6:10 am-7:32 pm
2 stops21h 22m
$1,000
Quickest round-trip
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Thu 8/27
5:39 pm-6:40 pm
2 stops17h 01m
Sofia
Fri 9/18
6:20 am-11:59 pm
2 stops25h 39m
$1,004
Kansas CitySofia
MCI Kansas City - SOF Sofia
MCISOF
Kansas City
Sun 9/6
1:43 pm-11:15 pm
2 stops25h 32m
Sofia
Sat 10/3
6:10 am-11:15 pm
2 stops25h 05m
$1,010
Sorted by cheapest first
- Most accurate provider: When it comes to deals on Kansas City-Sofia flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Kansas City-Sofia flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Kansas City-Sofia flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Kansas City-Sofia flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Kansas City-Sofia flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Kansas City to Sofia
Have a flexible travel schedule? Discover the best time to fly to Sofia from Kansas City with our price prediction graph.
MCI-SOF
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Reviews of airlines servicing Sofia
Get insights into the airlines that provide service to Sofia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Sofia. Reviews last updated August 17, 2026.
Read through reviews of airlines operating flights from Kansas City to Sofia, such as United Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Overall
7.4
Comfort
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Overall
7.4
Comfort
7.3
Boarding
7.7
Food
6.7
Crew
8.1
Entertainment
7.1
Reviews
1 / 20
4.0
OkayChris,Aug 2026
MIA - ORD
Related info for your journey
Find useful and relevant information for your journey from Kansas City to Sofia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Sofia flight routes
Complete your trip
Complete your trip to Sofia by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Kansas City to Sofia by cabin class
Find flights from Kansas City to Sofia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Kansas City and Sofia flights
Browse other Kansas City and Sofia flight options. Last updated on August 17, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Other flights to Sofia
Explore flights to Sofia departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 17, 2026.
Top airline flying from Kansas City to Sofia
Discover the top airline that operate flights from Kansas City to Sofia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated August 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$853 | Average$1,137 | FlexibilityNo cancel fee | On-time69% |